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1- what is the mass of 3.5x10^25 atoms of carbon? 2-how many molecules does 22.0 grams of co2 represent? (if you can explain how to

1- what is the mass of 3.5x10^25 atoms of carbon?

2-how many molecules does 22.0 grams of co2 represent?

(if you can explain how to solve please)

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